Home / 25,891.88-35,737.32-15,284.84

Finding the Fourth Proportional to 25,891.88, 35,737.32 and 15,284.84

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Solution

The fourth proportional to 25,891.88, 35,737.32 and 15,284.84 is: 21,096.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,891.88 : 35,737.32 = 15,284.84 : x
  2. Step 2: Convert to fraction form
    25,891.88/35,737.32 = 15,284.84/x
  3. Step 3: Cross multiply
    25,891.88x = 35,737.32 × 15,284.84
  4. Step 4: Simplify right side
    25,891.88x = 546,239,218.23
  5. Step 5: Solve for x
    x = 546,239,218.23/25,891.88
  6. Step 6: Final answer
    x = 21,096.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.